80917461

素因数分解:

$3^4\times {\mathrm{709}}^1\times {\mathrm{1409}}^1$

素因数の和:2130

約数の個数: 20

約数和(自身を含む): 121133100

約数和(自身を除く): 40215639

約数列:

[1, 3, 9, 27, 81, 709, 1409, 2127, 4227, 6381, 12681, 19143, 38043, 57429, 114129, 998981, 2996943, 8990829, 26972487, 80917461]

約数ペア:

[(1, 80917461), (3, 26972487), (9, 8990829), (27, 2996943), (81, 998981), (709, 114129), (1409, 57429), (2127, 38043), (4227, 19143), (6381, 12681)]